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Latest Headlines

07/22/2021

The coronavirus cuts cells' hairlike cilia, which may help it invade the lungs

Jul 22 2021 6:00 AM

Images show that the coronavirus clears the respiratory tract of hairlike structures called cilia, which keep foreign objects out of the lungs.

NASA's Perseverance Mars rover has begun its first science campaign

Jul 21 2021 5:28 PM

Now about 1 kilometer south of its landing spot, the rover has spotted several promising spots in its search for hints of ancient life.

How intricate Venus's-flower-baskets manipulate the flow of seawater

Jul 21 2021 11:00 AM

Simulations show that a deep-sea glass sponge's intricate skeleton creates particle-trapping vortices and reduces the stress of rushing water.

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A century of astronomy revealed Earth's place in the universe

Jul 21 2021 9:00 AM

The past century of astronomy has been a series of revolutions, each one kicking Earth a bit farther to the margins.

This butterfly is the first U.S. insect known to go extinct because of people

Jul 20 2021 7:01 PM

A 93-year-old Xerces blue specimen's DNA shows that the butterfly is a distinct species, making it the first U.S. insect humans drove to extinction.

Missing Antarctic microbes raise thorny questions about the search for aliens

Jul 20 2021 6:00 AM

Scientists couldn't find microbial life in soils from Antarctica, hinting at a limit for habitability on Earth and other worlds.

More Recent Headlines

Pikas survive winter using a slower metabolism and, at times, yak poop

Jul 19 2021 3:00 PM

Pikas endure bone-chilling temperatures on the Qinghai-Tibetan Plateau by reducing their metabolism, and when possible, eating yak poop.

The latest picture of a black hole captures Centaurus A's massive jets

Jul 19 2021 11:00 AM

Data from the Event Horizon Telescope reveal new details of jets spewing from the supermassive black hole at the center of the galaxy Centaurus A.

Climate change may be leading to overcounts of endangered bonobos

Jul 19 2021 7:00 AM

A changing climate in Congo is affecting how scientists count bonobos' nests, possibly skewing estimates of the great ape population, a study suggests.

Only a tiny fraction of our DNA is uniquely human

Jul 16 2021 2:07 PM

Some of the exclusively human tweaks to DNA may have played a role in brain evolution.

Lakes of liquid water at Mars' southern ice cap may just be mirages

Jul 16 2021 6:00 AM

In 2018, scientists found evidence for water lakes sitting beneath the southern Martian ice cap. New evidence suggests the lakes might not exist.

Human cells make a soaplike substance that busts up bacteria

Jul 15 2021 2:00 PM

Nonimmune cells can fight off pathogens by releasing a detergent-like molecule that dissolves bacterial membranes.

What 20th century science fiction got right and wrong about the future of babies

Jul 15 2021 10:00 AM

A century of science has pushed the boundaries of human reproduction even beyond writers' imaginations.

Insects had flashy, noise-making wings as early as 310 million years ago

Jul 15 2021 7:00 AM

The structure of a grasshopper-like insect's fossilized wing suggests it crackled and reflected light, perhaps to attract mates or warn off predators.

Millions of kids have missed routine vaccines thanks to COVID-19

Jul 14 2021 7:00 PM

Missed shots due to the pandemic may have cut vaccination rates for measles, diphtheria, tetanus and pertussis to their lowest levels in over a decade.

Would dogs return the favor if you gave them treats? It's complicated

Jul 14 2021 2:00 PM

An experiment in which dogs did not reciprocate food giving with humans may reveal something about the dogs, or about how science is done.

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Thursday, July 22, 2021

Latest from Science News: The coronavirus cuts cells' hairlike cilia, which may help it invade the lungs